oj.uz

Submission #141670

# Submission time Handle Problem Language Result Execution time Memory
141670 2019-08-08T18:20:58 Z MihneaHedea Lozinke (COCI17_lozinke) C++14
100 / 100
 269 ms 2424 KB 
#include <iostream>
#include <map>
#include <string>
#include <set>
#include <algorithm>
using namespace std;

map<string, int> m;
int n, i, sol;
string s[20010], sc;
set<string> st;
int cmp(string a, string b) {
    if (a.size() != b.size())
        return a.size()<b.size();
    else
        return a<b;
}

int main () {
    cin>>n;
    for (i=1;i<=n;i++)
        cin>>s[i];
    sort(s+1,s+n+1,cmp);
    for (i=1;i<=n;i++) {
        st.clear();
        for (int j=0;j<s[i].size();j++) {
            sc.erase(sc.begin(), sc.end());
            for (int k=j;k<s[i].size();k++) {
                sc.push_back(s[i][k]);
                st.insert(sc);
            }
        }
        for (set<string>:: iterator it = st.begin(); it != st.end(); it++) {
            if (m.find(*it) != m.end())
                sol += m[*it];
        }

        if (m.find(s[i]) == m.end())
            m[s[i]] = 1;
        else
            m[s[i]]++;
    }
    int L = 1;
    for (i=2;i<=n;i++) {
        if (s[i] == s[i-1])
            L++;
        else
            L = 1;
        sol += L-1;
    }

    cout<<sol;
}

Compilation message

lozinke.cpp: In function 'int main()':
lozinke.cpp:26:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
         for (int j=0;j<s[i].size();j++) {
                      ~^~~~~~~~~~~~
lozinke.cpp:28:27: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
             for (int k=j;k<s[i].size();k++) {
                          ~^~~~~~~~~~~~

Subtask #1
100.0 / 100.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 1016 KB Output is correct
2 Correct 3 ms 888 KB Output is correct
3 Correct 3 ms 1016 KB Output is correct
4 Correct 4 ms 1016 KB Output is correct
5 Correct 12 ms 1016 KB Output is correct
6 Correct 19 ms 1016 KB Output is correct
7 Correct 21 ms 1016 KB Output is correct
8 Correct 26 ms 1016 KB Output is correct
9 Correct 97 ms 1596 KB Output is correct
10 Correct 135 ms 1528 KB Output is correct
11 Correct 157 ms 1788 KB Output is correct
12 Correct 256 ms 2032 KB Output is correct
13 Correct 253 ms 2296 KB Output is correct
14 Correct 219 ms 2424 KB Output is correct
15 Correct 269 ms 2168 KB Output is correct
16 Correct 208 ms 1292 KB Output is correct
17 Correct 77 ms 1144 KB Output is correct
18 Correct 62 ms 1144 KB Output is correct
19 Correct 223 ms 2168 KB Output is correct
20 Correct 138 ms 1296 KB Output is correct